Answer:
Ok here is my pro tip:
Step-by-step explanation:
Use both halfs of you brain at the same time, causing you to passout and have your head hit the keyboard, giving you the correct answer
B. The mean; in a normal distribution, the mean is always greater than the median
7 yes is a function
8 is not a function
Answer: A.Kelvin’s because he surveyed people leaving an area where food is sold
Step-by-step explanation:
Given: Kelvin and Lewie each design surveys in order to determine the number of people who buy food at the mall.
Kelvin surveys every other person leaving the food area.
Thus, he doesn't know about the people who do not buy food at mall whereas Lewie surveys every fifth person leaving the mall’s main entrance.
Thus, by this systematic random sampling he knows out of how many people the number of people buy food at mall.
Hence, Kelvin’s survey is likely to produce less valid results because he surveyed people leaving an area where food is sold.
Answer:
9
Step-by-step explanation:
if she has 14 and then spends 5 she will have 9. 4-5=9
